Year per 1,000 people 1960 41.72986809517264 1961 41.68689164051854 1962 41.82898667978327 1963 41.630509885219055 1964 41.427612605528736 1965 41.343929931136636 1966 41.29654267202245 1967 41.233544802807494 1968 41.16565405593035 1969 41.210582008662634 1970 41.23944507889729 1971 41.36527251534681 1972 41.29900262121736 1973 41.15230179321187 1974 41.226155446080156 1975 41.25893536663027 1976 41.2448392402325 1977 41.23265155039249 1978 41.2999355334506 1979 41.33078417909673 1980 41.21938437447093 1981 41.036595198293206 1982 40.95817813159079 1983 41.10739005076458 1984 40.92097300809071 1985 40.67823663093761 1986 40.43910349307133 1987 40.077535771188884 1988 39.77885288414328 1989 39.51665404454687 1990 39.28523932661897 1991 39.07515413453871 1992 38.82393239088187 1993 38.656994161705214 1994 38.40308067399126 1995 38.34901397663844 1996 38.114075331889204 1997 37.77663206536075 1998 37.47729180364826 1999 37.43945864484467 2000 37.35123689255489 2001 37.273710485617094 2002 37.2055666631108 2003 37.0262066385721 2004 36.850954832845574 2005 36.667169212630256 2006 36.584304937185756 2007 36.4774866332369 2008 36.35297731245152 2009 36.17684213579709 2010 35.984554645901106 2011 35.78247189191655 2012 35.42323305210759 2013 34.97723780034647 2014 34.57021077509767 2015 34.19933498054951 2016 33.839214107832724 2017 33.45052561561659 2018 33.12983068441781 2019 32.881932541807885 2020 32.60035335194687 2021 32.323464273432826 2022 32.128764986763834